*{
    margin: 0px;
    padding: 0px;
}
/*更改整体背景色*/
body{
    background-color: #f5f8fa;
}
/*更改字体颜色*/
p ,h2 ,h1,span{
    color: #616162;
}
/*更改字体大小*/
p{
    font-size: 18px;
}
/*标题栏*/
.one{
    background-color: #212121;
    width: 100%;
    height: 50px;
}
/*取消li的样式格式*/
li{
    list-style: none;
}
/*设置位置参数*/
.one ul li{
    margin: 0px 0px 0px 100px;
    color: #85867e;
    float: left;
}
.one ul{
    margin-left: 123px;
    line-height: 50px;
}
 .two ul li {
     margin: 0px 0px 0px 29px;
     float: left;
     color: #9b9b9b;
 }
 .two{
     width: 842px;
     margin-left: 223px;
     height: 2038px;
     background-color:white;
     margin-top: 36px;
     text-align: left;
     display: inline-block;
 }
 .two h1{
     padding:36px 0px 0px 0px;
 }
.two ul {
    margin-top: 34px;
    margin-left: -29px;
}
.three {
    width: 100%;
    height: 167px;
    background-color: black;
}
.two1{

    display:inline-block;
    vertical-align: top;
    margin-left: 876px;
    /*margin-top: -167px;*/
    margin-top: -2016px;
}
.two2{
    display: inline-block;
    margin-top: 33px;
    margin-left: 876px;
}
.aa{
    background-color: #ffffff;
    height: 311px;
    width: 400px;
    display: block;
}
/*设置盒子下边框*/
.cc{
    border-bottom: 1px solid #e4ecf3;
    margin-left:10px  ;
    width: 380px;
}
.two3{
    height:166px;
    width: 800px;
}
.bb{
    border-bottom:1px solid #e4ecf3 ;
    margin-left: 22px;
}
.two31{
    height: 382px;
    width: 800px;
}
h2{
    padding-top: 49px;
}
.bb p{
    margin-top: 44px;
    letter-spacing: 2px;
    line-height: 1.5;
}
.two32{
    height: 680px;
    width: 800px;
}
.two33{
    height: 617px;
    width: 800px;
}
.two34{
    margin-top: 36px;
    height: 132px;
    width: 800px;
    background-color: #fafafa;
}
.two34 p{
    margin-left: 35px;
    margin-top: 32px;
}
.two34 span{
    margin-top: 37px;
    margin-left: 32px;
}
.two11 ,.two21{
    height: 57px;
}
.two12,.two22{
    margin-top: 14px;
    height: 253px;

}
.two11 span,.two21 span{
    line-height: 57px;
}
.cc p{
    padding-top: 25px;
}
#two12p1,#two12p2{
    margin-top: -13px;
}
.three li{
    text-align: center;
    color: #c1c1c1;
}
.three1{
    margin-top: 40px;
}
.three ul{
    padding-top: 40px;
}